Home / 5,843.37-8,766.27-2,145.45

Finding the Fourth Proportional to 5,843.37, 8,766.27 and 2,145.45

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Solution

The fourth proportional to 5,843.37, 8,766.27 and 2,145.45 is: 3,218.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,843.37 : 8,766.27 = 2,145.45 : x
  2. Step 2: Convert to fraction form
    5,843.37/8,766.27 = 2,145.45/x
  3. Step 3: Cross multiply
    5,843.37x = 8,766.27 × 2,145.45
  4. Step 4: Simplify right side
    5,843.37x = 18,807,593.97
  5. Step 5: Solve for x
    x = 18,807,593.97/5,843.37
  6. Step 6: Final answer
    x = 3,218.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.